.body{
    height: 900px;
    background-image: url(../img/index.jpg);
}
.body > .table{
    position: relative;
    top: 30%;
    left: 60%;
    width: 400px;
    height: 500px;
    background-color: rgba(0,0,0,0.5);
}
.body >.table > ul li{
    font-size: 15px;
    color: #fff;
    margin: 20px
}